package com.cy.pj.module.web;

import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;

@ControllerAdvice //此注解描述的类为spring web模块的全局异常处理类
public class GlobalExceptionHandler {


    @ExceptionHandler(ArithmeticException.class)
    @ResponseBody
    public String doHandleArithmeticException(ArithmeticException e){
        e.printStackTrace();
        System.out.println("GlobalExceptionHandler.doHandleArithmeticException()");
        return  "计算过程中出现了异常，异常信息为"+e.getMessage();
    }


}